use CoreImage for decoding/encoding images on osx/ios

2 files changed, 3 insertions, 3 deletions

diff --git a/include/mbgl/platform/default/headless_view.hpp b/include/mbgl/platform/default/headless_view.hpp
index c0baddb884..f140338349 100644
--- a/include/mbgl/platform/default/headless_view.hpp
+++ b/include/mbgl/platform/default/headless_view.hpp
@@ -27,7 +27,7 @@ public:
     void createContext();
 
     void resize(uint16_t width, uint16_t height, float pixelRatio);
-    const std::unique_ptr<uint32_t[]> readPixels();
+    std::unique_ptr<uint32_t[]> readPixels();
 
     void notify();
     void notify_map_change(MapChange change, timestamp delay = 0);
diff --git a/include/mbgl/util/image.hpp b/include/mbgl/util/image.hpp
index cb7db6d6fc..b2f70e1442 100644
--- a/include/mbgl/util/image.hpp
+++ b/include/mbgl/util/image.hpp
@@ -7,12 +7,12 @@
 namespace mbgl {
 namespace util {
 
-std::string compress_png(int width, int height, void *rgba, bool flip = false);
+std::string compress_png(int width, int height, void *rgba);
 
 
 class Image {
 public:
-    Image(const std::string &img, bool flip = false);
+    Image(const std::string &img);
 
     inline const char *getData() const { return img.get(); }
     inline uint32_t getWidth() const { return width; }